jgl_sunlit_patch/kubejs/data/netherdepthsupgrade/recipes/soul_sucker_leather.json

{
  "type": "minecraft:crafting_shapeless",
  "ingredients": [
    {
      "item": "netherdepthsupgrade:soulsucker"
    },
    {
      "item": "netherdepthsupgrade:soulsucker"
    }
  ],
  "result": {
    "item": "netherdepthsupgrade:soul_sucker_leather",
    "count": 4
  }
}